Features:

• Fusion welded multi-chambered frame & sashes
• Extra-thick uPVC frame and sash walls
• Lifetime Warranty
• 30 years glass warranty
•  Spacer system for a "WARM EDGE"
• Color throughout uPVC never needs painting
• Premium lifetime hardware
• Interior snap-in glazing

Options:

• Low E squared glass
• Argon gas filled air spaces
• Colonial grids
• Diamond grids
• three color option
• dark woodgrain or light oak interior option